Al’s supply sold a chain saw to marks lumber. The list price was $1,250. Al’s supply offered a chain discount of 6/3/1. What was the net price of the chain saw? Round to the nearest cent.

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab